* {
    margin: 0;
    padding: 0;
    list-style: none;
}

.content .right .lunbotu {
    position: relative;
    width: 256px;
    height: 128px;
    background-color: skyblue;
    overflow: hidden;
    margin-top: 10px;
    border-radius: 10px;
}

.list {
    display: flex;
    width: 1280px;
    height: 128px;
}

.list img {
    width: 256px;
    height: 128px;
}

.ico {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%, 0);
}

.ico ul {
    display: flex;
}

.ico ul li {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: gray;
    margin: 0 5px 10px 20px;
    cursor: pointer;
}

.ico .active {
    background-color: white;
}